How to fetch in C++ at compile time the number of elements in an enum? [duplicate]

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• (How) can I count the items in an enum? 6 answers

Is there a way to fetch the number of elements in an enum in C++11 at compile time? In my case the enum is a ordered bitmask enum, meaning that first element is 0x0000, next element is 0x0001 and so on.